3(2x-7)+(6-x).4=-x

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Solution for 3(2x-7)+(6-x).4=-x equation:


Simplifying
3(2x + -7) + (6 + -1x) * 0.4 = -1x

Reorder the terms:
3(-7 + 2x) + (6 + -1x) * 0.4 = -1x
(-7 * 3 + 2x * 3) + (6 + -1x) * 0.4 = -1x
(-21 + 6x) + (6 + -1x) * 0.4 = -1x

Reorder the terms for easier multiplication:
-21 + 6x + 0.4(6 + -1x) = -1x
-21 + 6x + (6 * 0.4 + -1x * 0.4) = -1x
-21 + 6x + (2.4 + -0.4x) = -1x

Reorder the terms:
-21 + 2.4 + 6x + -0.4x = -1x

Combine like terms: -21 + 2.4 = -18.6
-18.6 + 6x + -0.4x = -1x

Combine like terms: 6x + -0.4x = 5.6x
-18.6 + 5.6x = -1x

Solving
-18.6 + 5.6x = -1x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'x' to each side of the equation.
-18.6 + 5.6x + x = -1x + x

Combine like terms: 5.6x + x = 6.6x
-18.6 + 6.6x = -1x + x

Combine like terms: -1x + x = 0
-18.6 + 6.6x = 0

Add '18.6' to each side of the equation.
-18.6 + 18.6 + 6.6x = 0 + 18.6

Combine like terms: -18.6 + 18.6 = 0.0
0.0 + 6.6x = 0 + 18.6
6.6x = 0 + 18.6

Combine like terms: 0 + 18.6 = 18.6
6.6x = 18.6

Divide each side by '6.6'.
x = 2.818181818

Simplifying
x = 2.818181818

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